CVE-2018-14816 Memory corruption in Advantech WebAccess

Critical 9.8 Published Updated

Stack-based buffer overflows in Advantech WebAccess allow attackers to execute arbitrary code on industrial control systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-14816?

CVE-2018-14816 is a critical memory corruption vulnerability in Advantech Webaccess, published on 23 Oct 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities that have been identified, which may allow an attacker to execute arbitrary code.

Weakness: CWE-787, CWE-121

Which versions are affected by CVE-2018-14816?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2018-14816?

No fix has been published for CVE-2018-14816 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-14816 being exploited?

There is no known exploitation of CVE-2018-14816 in the wild and no public exploit code.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-p6qv-283h-5q8c.

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